CN104618203A - Network topology structure of comprehensive experiment management rack for vehicle power assembly - Google Patents
Network topology structure of comprehensive experiment management rack for vehicle power assembly Download PDFInfo
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- CN104618203A CN104618203A CN201510028603.7A CN201510028603A CN104618203A CN 104618203 A CN104618203 A CN 104618203A CN 201510028603 A CN201510028603 A CN 201510028603A CN 104618203 A CN104618203 A CN 104618203A
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Abstract
The invention discloses a network topology structure of a comprehensive experiment management rack for a vehicle power assembly. The network topology structure comprises three CAN network channels and one Ethernet network channel, wherein the three CAN network channels are connected with the Ethernet network channel through two gateways, the CAN-1 network channel comprises a hybrid power assembly system, the CAN-2 network channel comprises a running support system, the CAN-3 network channel comprises an electric dynamometer system, the Ethernet network channel comprises a senior management system, and the senior management system comprises a people-vehicle-road simulation system and a comprehensive information gathering unit connected with the Ethernet network channel as nodes. The network topology structure of the comprehensive experiment management rack for the vehicle power assembly reinforces the communication timeliness, stability and fault tolerance between systems, and an external technology center can remotely monitor the experiment rack, share data with the experiment rack, and the like.
Description
Technical field
The invention belongs to hybrid vehicle assembly experimental stand technical field of measurement and test, particularly relate to fieldbus and network-bus communication system.
Background technology
Along with the whole world reduces discharging the increasingly stringent of requirement and the high speed development of automotive electronic industry to automobile energy-saving, mixed power electric car is worldwide paid close attention to widely and is studied.Hybrid vehicle assembly experimental stand, compared with common engine test stand, needs the data that gather more more complicated, and simultaneously the data volume that transmits alternately of bus network is larger.
CN101417634A Chinese patent discloses " a kind of network topology structure for automobile ", comprises a CAN network passage and two LIN network channels, is connected, realize information sharing between each network channel by gateway.Wherein the gateway of CAN network channel and LIN network channel is integrated among car body controller.CAN network passage comprises power and chassis portion and Body Control part; Article one, LIN network channel comprises rain sensor, anti-theft loudspeaker and supporting instrument, and another LIN network channel comprises anti-pinching car window module and rear controller.
CN201989733U Chinese patent discloses " a kind of network topology structure for automobile intelligent control and automobile ", and described network topology structure comprises: the intelligent gateway control device carrying out global network management; Be connected with described intelligent gateway control device, speed is the first network passage of the first predetermined threshold value; Be connected with described intelligent gateway control device, speed is the second network passage of the second predetermined threshold value; First node channel attached with described first network; Section Point channel attached with described second network.
CN202641564U Chinese patent discloses " a kind of four-wheel driving electric vehicle dynamical system distributed network topology structure based on bus ", primarily of dynamical system master control and network gateway and electrical source of power composition, the near front wheel control system module is also respectively equipped with at four wheel places of automobile, left rear wheel control system module, off-front wheel control system module and off hind wheel control system module, and described dynamical system master control and network gateway, electrical source of power, the near front wheel control system module, left rear wheel control system module, all car load dynamical system bus is connected into by network-bus between off-front wheel control system module and off hind wheel control system module.
Design of network topology structure in these three Chinese patents of CN101417634A, CN201989733U, CN202641564U, does not all adopt the industry ethernet having remote access function, high data rate and can provide enough bandwidth.This makes the traffic rate of its whole network all can not be too high, effectively can not process the data of large discharge, two-forty, if these design of network topology structure are applied on the large hybrid power experimental stand of bus network complexity, image data amount, the real-time so communicated between each system node of experimental stand is not strong, the amount of information that bus can be transmitted is also little, effectively can not realize the holographic data process of experimental stand.Simultaneously, design of network topology structure in these three Chinese patents is not because have remote access function, so exterior technology center cannot conduct interviews to each system node of experimental stand and control, this experimental stand also cannot other experimental stand data of Real-Time Sharing.
Summary of the invention
The object of the invention is to the deficiency overcoming prior art, a kind of real-time, stability and the fault-tolerance that had both enhanced each intersystem communications are provided, also make exterior technology center can carry out the network topology structure of the power train in vehicle application assembly Comprehensive Experiment management stand of remote monitoring and data sharing to experimental stand.
In order to achieve the above object, the technical solution used in the present invention is:
The network topology structure of a kind of power train in vehicle application assembly Comprehensive Experiment management stand of the present invention, it comprises three CAN network passages and an ethernet network passage, wherein three CAN network passages are connected with ethernet network passage by two gateways, CAN_1 network channel comprises hybrid drive train, CAN_2 network channel comprises running guarantee system, CAN_3 network channel comprises electric dynamometer system, ethernet network passage comprises higher management system, described higher management system comprises and is connected to people-Che-Lu analogue system on ethernet network passage and integrated information collecting unit as node, described CAN_1 network channel, the gateway of CAN_2 network channel and ethernet network passage is integrated in integrated information collecting unit, the gateway of CAN_3 network channel and ethernet network passage is integrated in people-Che-Lu analogue system.
The invention has the beneficial effects as follows:
Structure of the present invention comprises the network topology structure of the CAN of an Ethernet and three friction speeds, and arranges a visiting from outside interface in the structure.The present invention had both enhanced the real-time of each intersystem communications, stability and fault-tolerance, also made exterior technology center can carry out remote monitoring and data sharing etc. to experimental stand.
Accompanying drawing explanation
Accompanying drawing is the schematic diagram of the network topology structure of a kind of power train in vehicle application assembly Comprehensive Experiment management stand of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
The network topology structure of a kind of power train in vehicle application assembly Comprehensive Experiment management stand as shown in drawings, it comprises three CAN network passages and an ethernet network passage, wherein three CAN network passages are connected with ethernet network passage by two gateways, CAN_1 network channel comprises hybrid drive train, CAN_2 network channel comprises running guarantee system, CAN_3 network channel comprises electric dynamometer system, ethernet network passage comprises higher management system, described higher management system comprises and is connected to people-Che-Lu analogue system on ethernet network passage and integrated information collecting unit as node, described CAN_1 network channel, the gateway of CAN_2 network channel and ethernet network passage is integrated in integrated information collecting unit, the gateway of CAN_3 network channel and ethernet network passage is integrated in people-Che-Lu analogue system.
The node that described CAN_1 network channel connects has: Engine ECU, motor M CU, battery BMS, automatic transmission TCU and hybrid controller HCU; The node that CAN_2 network channel connects has: cold temperature control system in stand TT&C system, throttle sensor group, power analyzer, instant oil consumption instrument, DC power cabinet, engine water temperature control system, engine motor oil temperature control system, motor water temperature control system and engine; The node that CAN_3 network channel connects has: electric dynamometer controller.
The speed of preferred described CAN_1 network channel is 250Kbps, adopts J1939 agreement; The speed of CAN_2 network channel is 500Kbps, adopts CANopen agreement; The speed of CAN_3 network channel is 1Mbps, adopts CANopen agreement; The speed of ethernet network passage is 10/100Mbps, adopts ICP/IP protocol.
As one embodiment of the present invention, described people-Che-Lu analogue system comprises Driver Model and road model, be combined with base frame module, form virtual car load module, form people-Che-Lu Collaborative Control, power of test, described people-Che-Lu analogue system with foundation experimental desk frame state information for foundation, upgrade the state of virtual car load module and road model, and calculating the output order of Driver Model in next control cycle and the moment of resistance instruction suffered by power assembly, the output order of driver to car load sends to foundation experimental desk frame module the most at last.
As one embodiment of the present invention, described integrated information collecting unit is on the one hand for gathering the state information of each equipment of infrastest stand, and by state information to be supplied to other system module (hybrid drive train and higher management system can be comprised as shown in the figure) with the communication protocol of other system module compatibility, realize sharing of stand state information; On the other hand for collecting each system module (hybrid drive train, higher management system can be comprised as shown in the figure), the control command of infrastest stand, and be converted to the instruction that infrastest stand can identify and send to infrastest stand, realize the control of other system module to infrastest stand.
As one embodiment of the present invention, described higher management system is for gathering the state information of infrastest stand, with the state information of infrastest stand for foundation, with the calibration algorithm of higher management internal system, experiment flow allotment rule and safety management rule, corresponding control command is sent to infrastest stand; Gather the operational order coming from people-Che-Lu analogue system and telematics center, and these instructions are sent to infrastest stand.
As one embodiment of the present invention, the channel attached higher management system of ethernet network also comprises node: visiting from outside interface, experimental data management system, optimization demarcate unit, data monitoring unit and experiment management unit.
The stand state information that described visiting from outside interface is used for integrated information collecting unit to provide is pushed to remote access person; Utilize outside drivers ' behavior data, whole-car parameters, road data, the floor data driver more in new person-Che-Lu analog module, car load, road model.
Described experimental data management system is used for holographic recording platform experiment, and provides the functions such as the preliminary treatment of experimental data, storage, analysis and inquiry for user.
The controling parameters that unit is used for optimizing power assembly is demarcated in described optimization, realizes area of computer aided and demarcates.
Described data monitoring unit is used for monitoring the fault of stand, based on the state information of base frame module, determines the current residing fault level of stand, takes different measures, to ensure the safety of stand according to different fault levels.
Described experiment management unit is used for the management of hybrid drive train, running guarantee system, electric dynamometer system and higher management system and resource allocation.
Claims (7)
1. the network topology structure of a power train in vehicle application assembly Comprehensive Experiment management stand, it comprises three CAN network passages and an ethernet network passage, wherein three CAN network passages are connected with ethernet network passage by two gateways, it is characterized in that: CAN_1 network channel comprises hybrid drive train, CAN_2 network channel comprises running guarantee system, CAN_3 network channel comprises electric dynamometer system, ethernet network passage comprises higher management system, described higher management system comprises and is connected to people-Che-Lu analogue system on ethernet network passage and integrated information collecting unit as node, described CAN_1 network channel, the gateway of CAN_2 network channel and ethernet network passage is integrated in integrated information collecting unit, the gateway of CAN_3 network channel and ethernet network passage is integrated in people-Che-Lu analogue system.
2. the network topology structure of power train in vehicle application assembly Comprehensive Experiment management stand according to claim 1, is characterized in that: the node that CAN_1 network channel connects has: Engine ECU, motor M CU, battery BMS, automatic transmission TCU and hybrid controller HCU; The node that CAN_2 network channel connects has: cold temperature control system in stand TT&C system, throttle sensor group, power analyzer, instant oil consumption instrument, DC power cabinet, engine water temperature control system, engine motor oil temperature control system, motor water temperature control system and engine; The node that CAN_3 network channel connects has: electric dynamometer controller.
3. the network topology structure of power train in vehicle application assembly Comprehensive Experiment management stand according to claim 1 and 2, is characterized in that: the channel attached higher management system of ethernet network comprises visiting from outside interface node.
4. the network topology structure of power train in vehicle application assembly Comprehensive Experiment management stand according to claim 3, is characterized in that: the speed of CAN_1 network channel is 250Kbps, adopts J1939 agreement; The speed of CAN_2 network channel is 500Kbps, adopts CANopen agreement; The speed of CAN_3 network channel is 1Mbps, adopts CANopen agreement; The speed of ethernet network passage is 10/100Mbps, adopts ICP/IP protocol.
5. the network topology structure of power train in vehicle application assembly Comprehensive Experiment management stand according to claim 4, it is characterized in that: described people-Che-Lu analogue system comprises Driver Model and road model, be combined with base frame module, form virtual car load module, form people-Che-Lu Collaborative Control, power of test, described people-Che-Lu analogue system with foundation experimental desk frame state information for foundation, upgrade the state of virtual car load module and road model, and calculate the output order of Driver Model in next control cycle and the moment of resistance instruction suffered by power assembly, the output order of driver to car load sends to foundation experimental desk frame module the most at last.
6. the network topology structure of power train in vehicle application assembly Comprehensive Experiment management stand according to claim 5, it is characterized in that: described integrated information collecting unit is on the one hand for gathering the state information of each equipment of infrastest stand, and by state information to be supplied to other system module with the communication protocol of other system module compatibility, realize sharing of stand state information; On the other hand for collecting each system module, to the control command of infrastest stand, and be converted to the instruction that infrastest stand can identify and send to infrastest stand, realize the control of other system module to infrastest stand.
7. the network topology structure of power train in vehicle application assembly Comprehensive Experiment management stand according to claim 6, it is characterized in that: described higher management system is for gathering the state information of infrastest stand, with the state information of infrastest stand for foundation, with the calibration algorithm of higher management internal system, experiment flow allotment rule and safety management rule, corresponding control command is sent to infrastest stand; Gather the operational order coming from people-Che-Lu analogue system and telematics center, and these instructions are sent to infrastest stand.
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| CN201510028603.7A CN104618203B (en) | 2015-01-20 | 2015-01-20 | A kind of network topology structure of power train in vehicle application assembly Comprehensive Experiment turnkey console rack data interaction |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105083169A (en) * | 2015-07-25 | 2015-11-25 | 上海修源网络科技有限公司 | Communication frame of electric automobile controller and electric automobile controller |
| CN105388026A (en) * | 2015-12-25 | 2016-03-09 | 盛瑞传动股份有限公司 | On-line detection and calibration apparatus for oil consumption of automobile |
| CN105509829A (en) * | 2015-12-25 | 2016-04-20 | 盛瑞传动股份有限公司 | Fuel consumption indicator |
| CN105509828A (en) * | 2015-12-25 | 2016-04-20 | 盛瑞传动股份有限公司 | Automobile fuel consumption real-time detection and calibration device |
| CN106292626A (en) * | 2016-08-04 | 2017-01-04 | 中国汽车工程研究院股份有限公司 | Data acquisition unit and method for new-energy automobile test evaluation |
| CN107154948A (en) * | 2017-07-11 | 2017-09-12 | 北京航天发射技术研究所 | A kind of multi-protocol data exchange method applied to car launcher information control system |
| CN107566209A (en) * | 2017-08-21 | 2018-01-09 | 北京航天发射技术研究所 | A kind of management system and management method of special vehicle equipment state information |
| CN108919788A (en) * | 2018-09-10 | 2018-11-30 | 汽-大众汽车有限公司 | A kind of remote monitoring system and method for the automobile bench test based on vehicle-mounted CAN bus |
| CN109660436A (en) * | 2018-12-18 | 2019-04-19 | 广州亚美信息科技有限公司 | A kind of double CAN channel data processing methods, gateway and system |
| CN110879877A (en) * | 2018-09-05 | 2020-03-13 | 上海博泰悦臻网络技术服务有限公司 | Vehicle, vehicle machine equipment and vehicle use control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105083169A (en) * | 2015-07-25 | 2015-11-25 | 上海修源网络科技有限公司 | Communication frame of electric automobile controller and electric automobile controller |
| CN105388026A (en) * | 2015-12-25 | 2016-03-09 | 盛瑞传动股份有限公司 | On-line detection and calibration apparatus for oil consumption of automobile |
| CN105509829A (en) * | 2015-12-25 | 2016-04-20 | 盛瑞传动股份有限公司 | Fuel consumption indicator |
| CN105509828A (en) * | 2015-12-25 | 2016-04-20 | 盛瑞传动股份有限公司 | Automobile fuel consumption real-time detection and calibration device |
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| CN106292626B (en) * | 2016-08-04 | 2018-12-07 | 中国汽车工程研究院股份有限公司 | Data acquisition device and method for new-energy automobile test evaluation |
| CN107154948A (en) * | 2017-07-11 | 2017-09-12 | 北京航天发射技术研究所 | A kind of multi-protocol data exchange method applied to car launcher information control system |
| CN107566209A (en) * | 2017-08-21 | 2018-01-09 | 北京航天发射技术研究所 | A kind of management system and management method of special vehicle equipment state information |
| CN110879877A (en) * | 2018-09-05 | 2020-03-13 | 上海博泰悦臻网络技术服务有限公司 | Vehicle, vehicle machine equipment and vehicle use control method thereof |
| CN108919788A (en) * | 2018-09-10 | 2018-11-30 | 汽-大众汽车有限公司 | A kind of remote monitoring system and method for the automobile bench test based on vehicle-mounted CAN bus |
| CN109660436A (en) * | 2018-12-18 | 2019-04-19 | 广州亚美信息科技有限公司 | A kind of double CAN channel data processing methods, gateway and system |
| CN109660436B (en) * | 2018-12-18 | 2021-08-06 | 广州亚美信息科技有限公司 | Dual-CAN channel data processing method, gateway equipment and system |
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